double beta decay

(redirected from Neutrino-less double beta decay)

double beta decay

[¦dəb·əl ¦bād·ə di′kā]
(nuclear physics)
A nuclear transformation in which the atomic number changes by 2 and the mass number does not change; either two electrons are emitted or two orbital electrons are captured.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Rodejohann, "Neutrino-less double beta decay and particle physics," International Journal of Modern Physics E, vol.
Rodejohann, "Neutrino-less double beta decay and particlE," International Journal of Modern Physics E, vol.
The two phases, [[alpha].sub.1] and [[alpha].sub.2], do not affect neutrino oscillations but may have physical consequences (e.g., in neutrino-less double beta decay) if neutrinos turn out to be Majorana particles.